Vacuum pump refers to the device or equipment that USES mechanical, physical, chemical or physicochemical methods to extract air from the pumped container to obtain vacuum. In general, a vacuum pump is a device that improves, generates and maintains a vacuum in a closed space by various means.
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Shinjo Company is a high tech enterprise specialized in producing various industrial valves. Shinjo strive on providing full package of industrial valve solution to client, focus on industrial valve manufacture, development, sales and services.